Sec. 656.704. - Nonconforming lots of record and infill lots—Residential.

Notwithstanding limitations imposed by the provisions of the Zoning Code as to lot area, lot width and street frontage on a single lot of record, as defined in Section 656.1601 , Ordinance Code, a combination of complete lots of record, an infill lot, or a combination of complete infill lots, where residential use is a permitted use or permissible use by exception in the district, except as otherwise provided: (a) One single-family dwelling may be constructed on a single lot of record, a combination of complete lots of record, an infill lot, or a combination of complete infill lots in a RR, RLD, RMD, or AGR District or with a grant of exception in the RO District. One cottage may be constructed on an infill lot. Cottages are also allowed in RMD-A, RMD-B, RMD-C, RMD-D, or CRO Districts up to the maximum number of units allowed on the site by the underlying density and zoning district requirements. Cottages are only allowed on any lot that is zoned RMD-A, RMD-B, RMD-C, RMD-D and CRO as of the effective date of this legislation. No lot may be rezoned to permit cottages. Manufactured homes and modular homes which comply with the provisions of Subpart C, Part 4 of this Chapter or which are otherwise allowed upon issuance of a Waiver of Architectural and Aesthetic Regulations by the Department when applicable are considered single-family dwellings. An infill lot or a combination of complete infill lots shall be equal to the average lot width and lot area of legally developed lots on the same block or 25 feet in width and 1,500 square feet in area, whichever is less. Notwithstanding any requirements found in a zoning district as to required yards, an infill lot shall have yards which are equal to the yards of a majority of single-family dwellings on the same block. (b) A two-family multiple dwelling in a RMD, RHD, CRO, or RO District may be constructed on a single lot of record, a combination of lots of record, an infill lot, or a combination of complete infill lots where the lot or combination of lots is not less than 50 feet in width and is not less than 5,000 square feet in area. (c) A three-family multiple dwelling in a RMD, RHD, CRO, or RO District may be constructed on a single lot of record, a combination of lots of record, an infill lot, or a combination of complete infill lots where the lot or combination of lots is not less than 60 feet in width and is not less than 6,000 square feet in area. (d) A four-family multiple dwelling in a RMD, RHD, CRO, or RO District may be constructed on a single lot of record, a combination of lots of record, an infill lot, or a combination of complete infill lots where the lot or combination of lots of record is not less than 70 feet in width and is not less than 7,000 square feet in area. (Ord. 91-59-148, § 1; Ord. 91-761-410, § 1; Ord. 2015-338-E , § 1; Ord. 2023-152-E , § 2; Ord. 2024-256-E , § 2)